Prudence is a rich, ugly, old maid courted by incapacity.

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He is strong and pain is worse to the strong, incapacity is worse.

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The only abnormality is the incapacity to love.

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So-called professional mathematicians have, in their reliance on the relative incapacity of the rest of mankind, acquired for themselves a reputation for profundity very similar to the reputation for sanctity possessed by theologians.

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Aviation in itself is not inherently dangerous. But to an even greater degree than the sea, it is terribly unforgiving of carelessness, incapacity, or neglect.

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The history of man is a graveyard of great cultures that came to catastrophic ends because of their incapacity for planned, rational, voluntary reaction to challenge.

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Our works, whatever they may be, derive from our incapacity to kill or to kill ourselves.

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